Traits attributes list
- Archaeotrypa secunda Fritz, 1947 †: Cambrian
- Eoescharopora originiales Jiang, 1982 †: Cambrian
- Kirengella pyramidalis Webers, Pojeta & Yochelson, 1992 †: Cambrian
- Ressericonella pipalukae Oh & Peel, 2024 †: Stage 4
- Ribeiria jonesi Pojeta, Gilbert-Tomlinson & Shergold, 1977 †: Cambrian
- Shishania aculeata G.X. Zhang, Parry, Vinther & X.Y. Ma, 2024 †: Stage 4
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